<?php

namespace PHPExcel\RichText;

/**
 * PHPExcel_RichText_Run
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * @category PHPExcel
 * @package PHPExcel_RichText
 * @copyright Copyright (c) 2006 - 2015 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
 * @version ##VERSION##, ##DATE##
 */
class Run extends TextElement implements ITextElement {
    /**
     * Font
     *
     * @var \PHPExcel\Style\Font
     */
    private $font;
    
    /**
     * Create a new Run instance
     *
     * @param string $pText
     *            Text
     */
    public function __construct($pText = '') {
        // Initialise variables
        $this->setText($pText);
        $this->font = new \PHPExcel\Style\Font();
    }
    
    /**
     * Get font
     *
     * @return \PHPExcel\Style\Font
     */
    public function getFont() {
        return $this->font;
    }
    
    /**
     * Set font
     *
     * @param \PHPExcel\Style\Font $pFont
     *            Font
     * @throws \PHPExcel\Exception
     * @return ITextElement
     */
    public function setFont(\PHPExcel\Style\Font $pFont = null) {
        $this->font = $pFont;
        return $this;
    }
    
    /**
     * Get hash code
     *
     * @return string Hash code
     */
    public function getHashCode() {
        return md5($this->getText() . $this->font->getHashCode() . __CLASS__);
    }
    
    /**
     * Implement PHP __clone to create a deep clone, not just a shallow copy.
     */
    public function __clone() {
        $vars = get_object_vars($this);
        foreach ( $vars as $key => $value ) {
            if (is_object($value)) {
                $this->$key = clone $value;
            } else {
                $this->$key = $value;
            }
        }
    }
}
